Home / 8,641.24-11,923.98-4,864.35

Finding the Fourth Proportional to 8,641.24, 11,923.98 and 4,864.35

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Solution

The fourth proportional to 8,641.24, 11,923.98 and 4,864.35 is: 6,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641.24 : 11,923.98 = 4,864.35 : x
  2. Step 2: Convert to fraction form
    8,641.24/11,923.98 = 4,864.35/x
  3. Step 3: Cross multiply
    8,641.24x = 11,923.98 × 4,864.35
  4. Step 4: Simplify right side
    8,641.24x = 58,002,412.11
  5. Step 5: Solve for x
    x = 58,002,412.11/8,641.24
  6. Step 6: Final answer
    x = 6,712.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.